package com.example.mykotlin

import android.widget.Chronometer

fun main(){
    var num:String?  = "1";
    num=null
    println(num);
    var byteN : Byte = 1;
    println("ddd $byteN");

    var str = """
        {"kkk":$byteN}
    """.trimIndent()

    var arrayS = arrayOf(1,2);

    Thread(object : Runnable{
        override fun run() {

        }

    }).start()

    Thread(Runnable{}).start()


    println(Play().configs)
}

class Play (){
    val configs by lazy{ getData()}


    fun getData() :String{
        println("xxx")
        return "ddd"
    }
}